package com.example.demo517.service;

import com.example.demo517.entity.Studentinfo;
import com.github.pagehelper.PageInfo;
import com.example.demo517.vo.viewStudentinfo;
import java.util.List;

public interface Student_Info_Service {
    public List<Studentinfo> getStudentInfo();
    public Studentinfo getStudentInfoByStuid(Integer id);
    public int deleteStudentInfoByStuid(Integer id);
    int insertStudentInfo(Studentinfo studentinfo);
    public Integer updateStudentInfo(Studentinfo studentinfo);
   PageInfo <Studentinfo> findStudentPages(Integer pageNum, Integer pageSize);
    public PageInfo<viewStudentinfo> findStudentInfo_clsname(Integer pageNum,Integer pageSize);
}
